142795-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142795-87-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,7,9 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 142795-87:
(8*1)+(7*4)+(6*2)+(5*7)+(4*9)+(3*5)+(2*8)+(1*7)=157
157 % 10 = 7
So 142795-87-7 is a valid CAS Registry Number.